.yjh {
    width: 60px;
    height: 30px;
    background-color: #8db;
    text-align: center;
    line-height: 30px;
}

.dao {
    text-align: center;
    color: #fff;
    width: 80px;
    height: 50px;
    font-size: 25px;
    line-height: 50px;
    /* background-color: rgb(0, 132, 255); */
}

.s {
    background-color: red;
}

.dao:hover {
    cursor: pointer;
}

.hk {
    width: 60px;
    height: 30px;
    background-color: pink;
    text-align: center;
    line-height: 30px;
    margin-top: 20px;
}

.lhj {
    width: 200px;
    height: 300px;
    border: 1px solid #000;
    background-color: rgb(14, 14, 214);
    font-size: 20px;
}

.denghairong {
    width: 100px;
    height: 20px;
    background-color: skyblue;
    margin: 0 auto;
    text-align: center;

}
.xqf{
    width: 200px;
    height: 200px;
    background-color: aqua;
    margin: 100px auto;
}